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3.若虛擬記憶體系統分配三個頁框(page frame)給程式執行,該程式依序使用下列分頁: 7,0,1,2,0,3, 0, 4, 2, 3, 0, 3, 2, 1, 2, 0, 1, 7, 0, 1
問題詳情
3.若虛擬記憶體系統分配三個頁框(page frame)給程式執行,該程式依序使用下列分頁:
7,0,1,2,0,3, 0, 4, 2, 3, 0, 3, 2, 1, 2, 0, 1, 7, 0, 1 則使用下列分頁取代(pagereplacement)策略時,發生幾次pagefault
【題組】
(A) LRU replacement (5%)
參考答案
上一篇 :
2.有關樹狀資料結構(tree)列何者錯誤?寫出理由。(10%) (A)以陣列储存樹相較於以鏈結串列儲存樹,其存取任一節點之效率比較高 (B)當樹較為平衡時,使用陣列儲存樹為合適 (C)使用鏈結串列儲
下一篇 :
【題組】(B) FIFO replacement (5%)
資訊推薦
4.寫出下列每個選項正確或錯誤之理由。(10%)【題組】(A)氣泡排序法(bubble sort)最壞的時間為0(nlog(n))
【題組】(B)插入排序法(insertion sort最壞的時間為0(nlog(n)
【題組】(C)合併排序法(merge sort)的最壞時間為0(nlog(n)
【題組】(D)快速排序法(quick sort)最壞時間為O(nlog(n))
25. The enantiomer of D-mannose would be:(A)D-galactose.(B) L-glucose.(C)D-glucose.(D)L-mannose.(E)
26. Cellulose is a:(A)(1→4)-a-D-mannopyranan.(B)(1→4)-β-D-glucopyranan.(C)(1→6)-a-D-glucopyranan.(D)
27. Which of the following lipids is correctly defined?(A)triacylglycerol: formed from glycerol and
28. Membranes with unsaturated fatty acids in their components are more flexible and fluid because:
29. Hydropathy plots for transport proteins are utilized to reveal:(A)Amino acid residues which may
30. Which of the following is the major advantage of a multi-enzyme complex?(A)It's large size
31. The enzymes of glycolysis and those of the citric acid cycle are found in which cellularcompartm
32. Which of the following has the most highly exergonic hydrolysis (considering that only the highe
33. The oxidation of one mole of glucose by anaerobic glycolysis yields a net of:(A) two moles of la
34. The following statements are correct about the reaction catalyzed by the pyruvate dehydrogenasec
35. Which enzymes of the TCA cycle catalyze oxidative decarboxylation reactions?(A)malate dehydrogen
36. Does electron transport stop if rotenone is added? Why?(A)Yes, there is not an electron source.(
37. Which complex will be affected if rotenone is added?(A)complex I(B)complex II(C)complex III(D)co
38. Chloroplasts consist of a folded inner membrane called the____________,which is organized into p
39. Carotenoids have primary roles in photosynthesis as:(A)accessory light-harvesting and photooxida
40. Many chlorophyll molecules absorb light and direct the energy to the reactive centers. The trans
41. The endoplasmic reticulum bound enzyme that hydrolyzes glucose-6-phosphate to glucose in liveris
42. The energy input for the synthesis of glycogen occurs during which of the following enzymecataly
43. Fatty acids are mobilized from adipose cells in response to all of the hormones EXCEPT:(A)ACTH (
44. The product of β-oxidation, acetyl-CoA, can be used for all EXCEPT:(A)synthesis of ketone bodies
45. The main source(s) of NADPH for fatty acid biosynthesis is (are):(A)TCA cycle.(B) oxidative phos